Originally Posted by Arkshine
It's because it's a major version and it has been many years without new releases that you would want to release a new version 'stable' as much as possible before making it official. There will be always bugs, but this particular upgrade should be at least without pain or the smoothest as possible and that's the whole point asking people to test it.
As i can see, on github, nobody reports anything, but people use 1.9, that means it has no bugs (at least the critical ones).
Since Christmas is coming, this is the right time to release 1.9 as stable version.
It will be a great gift for the whole community.